Browse TRAIL Inventories

Simple treatment methods for oxide gold and silver ores

Experimental treatment of oxidized lead-silver ore from Eureka, Nev.

Concentration tests on various base-metal ores

Concentration tests of manganese ores

Concentration tests of selected California-Nevada manganese ores

Arc-welding titanium

Concentration tests of California chromite ores

Chloride volatilization of oxidized lead ore from Eureka, Nevada

Experiments in reducing the phosphorus content of a Nevada iron ore

Laboratory treatment of California and Nevada manganese ores by sulfation-reduction and other methods

Experimental treatment of base-metal ores from California and Nevada

Experimental extraction of gold and silver from California and Nevada ores

Experimental treatment of Nevada and California fluorspar ores

Mount Eddy and Shasta View asbestos deposits, Siskiyou County, Calif.


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